Nature's Herbs Maca-Power is the highest quality, most potent and most effective form of Maca Extract available. Standardized for 0.6% Macamides and Macaenes, Maca-Power offer all the naturally-balanced active principles while retaining and enhancing all the whole-plant synergistic benefits, thus making it not only one of the world's finest and purest plant extract, but also faster-acting and more assimilable than unconcentrated Maca. Certified Potency is your guarantee of dependable consistent quality and potency in every capsule every time! Only form Nature's Herbs. Our exclusive FreshCare System inhibits normal plant oxidation, maintaining product potency and extending freshness. It includes all-natural antioxidants in each capsule, oxygen-absorbing packets in each bottle, special air-tight seals and amber glass packaging for uncompromised quality.